Nematomorpha
E408056
Nematomorpha are a phylum of parasitic, thread-like worms known as horsehair or Gordian worms, whose larvae develop inside arthropod hosts and whose adults are free-living in aquatic environments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nematomorpha canonical | 2 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | phylum ⓘ |
| adultFeeding | do not feed or feed very little ⓘ |
| adultHabitat |
freshwater
ⓘ
sometimes marine ⓘ |
| adultLifestyle | free-living ⓘ |
| approximateSpeciesCount | over 300 described species ⓘ |
| bodyCavity | pseudocoelomate ⓘ |
| bodyDiameter | very thin ⓘ |
| bodyLengthRange | a few centimeters to over 1 meter ⓘ |
| bodyShape |
long
ⓘ
thread-like ⓘ |
| bodySymmetry | bilateral symmetry ⓘ |
| circulatorySystem | lacks specialized circulatory system ⓘ |
| commonName |
Gordian worms
ⓘ
horsehair worms ⓘ |
| cuticleType | chitinous cuticle ⓘ |
| development | larvae develop inside arthropod hosts ⓘ |
| digestiveSystemInAdults | reduced or nonfunctional ⓘ |
| distinguishingFeatureFromNematoda |
extremely long, hair-like adult body
ⓘ
parasitic larvae and free-living adults in water ⓘ |
| ecologicalRole | parasites of terrestrial and aquatic arthropods ⓘ |
| eggLaying | females lay long strings of eggs in water ⓘ |
| etymology | name means thread-shaped ⓘ |
| fertilizationType | internal fertilization ⓘ |
| firstDescribed | 19th century ⓘ |
| gordiidaHabitat | freshwater ⓘ |
| hostImpact | usually non-lethal until emergence ⓘ |
| hostManipulation | induces host to enter water ⓘ |
| kingdom | Animalia ⓘ |
| knownFromContinents | worldwide except Antarctica ⓘ |
| larvalHostType | arthropods ⓘ |
| larvalLifestyle | parasitic ⓘ |
| larvalTransmission | ingestion by host or penetration of host body ⓘ |
| majorClass |
Gordiida
ⓘ
Nectonematoida ⓘ |
| molting | ecdysis ⓘ |
| nectonematoidaHabitat | marine ⓘ |
| nervousSystem | simple nervous system with dorsal nerve cord ⓘ |
| notableBehavior | emerging from host in water ⓘ |
| notableHosts |
mantids
ⓘ
orthopterans ⓘ |
| reproduction | sexual reproduction ⓘ |
| researchInterest | model for host behavior manipulation ⓘ |
| respiration | cutaneous respiration ⓘ |
| sisterGroupTo | Nematoda ⓘ |
| superphylum | Ecdysozoa ⓘ |
| typicalHosts |
crustaceans
ⓘ
insects ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.